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AUTOMATIC LIGHT CONTROL SENSOR ON-VEHICLE INSPECTION

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    INSPECT AUTOMATIC LIGHT CONTROL SENSOR


    1. A0156AVE02

      Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      M2-6 (CLTB) - M2-3 (CLTE) Engine switch on (IG) 11 to 14 V

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      M2-3 (CLTE) - Body ground Always Below 1 Ω

    3. Reconnect the M2 sensor connector.

    4. A01559NE01

      Check the waveform of the M2 sensor connector.

      Waveform
      Tester Connection Tool Setting Switch Condition Specified Condition
      M2-3 (CLTE) - M2-5 (CLTS) 5 V/DIV., 5 msec./ DIV. Engine switch on (IG), Headlight dimmer switch on AUTO Correct waveform is as shown
      Tip:

      If the ambient light becomes brighter, width A becomes narrower.

      If the result is not as specified, there may be a malfunction in the sensor.